A sack of plenty is just like a chest of plenty, only more sacky.
How to Obtain
This item cannot be obtained into player inventory.
How to Use
The only known example of this item in game is at the Butler Bot Headquarters in Pocklington. Go through the challenge for the "fill" command and it should be to the right of the directive machine. To loot it, simply click or tap on it once. You can only loot it one time.
The Butler Bot Headquarters sack-of-plenty was installed in March 2016.